Aoyagi Shin
Fictional Character
The deceased husband of Koharu. Initially a mountaineer, he took up a stable job at the waterworks bureau after marriage to support his family. Four years ago, he visited the Uesugi family to reconcile Sachi and Koharu but became falsely accused of molestation on a train due to Shiori's conflicted emotions. In the midst of the commotion, he was pushed onto the tracks and fatally struck by an oncoming train.
(Source: Japanese = Wikipedia || Translation = MyDramaList)